代码描述：基于php的地图坐标服务接口调用代码实例
关联数据：地图坐标服务
接口地址：http://www.juhe.cn/docs/api/id/32

<!--?php
// +----------------------------------------------------------------------
// | JuhePHP [ NO ZUO NO DIE ]
// +----------------------------------------------------------------------
// | Copyright (c) 2010-2015 http://juhe.cn All rights reserved.
// +----------------------------------------------------------------------
// | Author: Juhedata <info@juhe.cn-->
// +----------------------------------------------------------------------

//----------------------------------
// 地图坐标服务调用示例代码 － 聚合数据
// 在线接口文档：http://www.juhe.cn/docs/32
//----------------------------------

header('Content-type:text/html;charset=utf-8');


//配置您申请的appkey
$appkey = "*********************";




//************1.经纬度转换************
$url = "http://v.juhe.cn/offset/index";
$params = array(
"lng" => "",//经度,如：116.3974965092
"lat" => "",//纬度,如：39.908700982285396
"type" => "",//转换类型，1：GPS->百度， 2: 百度->GPS ，3:GPS->谷歌， 4:谷歌->GPS<br/>     5:百度->谷歌 ，6:谷歌->百度
"dtype" => "",//返回数据格式：json或xml或jsonp,默认json
"callback" => "",//返回格式选择jsonp时，必须传递
"key" => $appkey,//你申请的key
);
$paramstring = http_build_query($params);
$content = juhecurl($url,$paramstring);
$result = json_decode($content,true);
if($result){
if($result['error_code']=='0'){
print_r($result);
}else{
echo $result['error_code'].":".$result['reason'];
}
}else{
echo "请求失败";
}
//**************************************************





/**
* 请求接口返回内容
* @param  string $url [请求的URL地址]
* @param  string $params [请求的参数]
* @param  int $ipost [是否采用POST形式]
* @return  string
*/
function juhecurl($url,$params=false,$ispost=0){
$httpInfo = array();
$ch = curl_init();

curl_setopt( $ch, CURLOPT_HTTP_VERSION , CURL_HTTP_VERSION_1_1 );
curl_setopt( $ch, CURLOPT_USERAGENT , 'JuheData' );
curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT , 60 );
curl_setopt( $ch, CURLOPT_TIMEOUT , 60);
curl_setopt( $ch, CURLOPT_RETURNTRANSFER , true );
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
if( $ispost )
{
curl_setopt( $ch , CURLOPT_POST , true );
curl_setopt( $ch , CURLOPT_POSTFIELDS , $params );
curl_setopt( $ch , CURLOPT_URL , $url );
}
else
{
if($params){
curl_setopt( $ch , CURLOPT_URL , $url.'?'.$params );
}else{
curl_setopt( $ch , CURLOPT_URL , $url);
}
}
$response = curl_exec( $ch );
if ($response === FALSE) {
//echo "cURL Error: " . curl_error($ch);
return false;
}
$httpCode = curl_getinfo( $ch , CURLINFO_HTTP_CODE );
$httpInfo = array_merge( $httpInfo , curl_getinfo( $ch ) );
curl_close( $ch );
return $response;
}